* {
  margin: 0;
  padding: 0;
 /*  transition: all 2s; */
}

body {
  font-size: 12px;
  font-family: "微软雅黑, 宋体";
}

a {
  text-decoration: none;
}

.iconfont {
  font-family: "iconfont" !important;
  font-style: normal;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.top {
  width: 100%;
  height: 108px;
  position: relative;
}

/* ---头部导航栏左边----- */
.top_left {
  margin-left: 30px;
}

.top_left_logo {
  display: inline-block;
  width: 43px;
  height: 40px;
  background: url("../img/top/toplogo.png") no-repeat -16px -13px;
  position: absolute;
  top: 0;
  bottom: 0;
  margin: auto 0;
}

.top_left_input {
  display: inline-block;
  width: 85px;
  height: 20px;
  font-size: 12px;
  position: absolute;
  top: 0;
  bottom: 0;
  margin: auto 0;
  left: 100px;
  line-height: 20px;
  cursor: pointer;
}
.top_nav{
  width: 80px;
  height: 0px;
  position: absolute;
  background: #FFF;
  line-height: 24px;
  text-align: center;
  padding-top: 6px;
  padding-bottom: 6px;
  z-index: 30;
  cursor: pointer;
  opacity: 0;
  transition: height 1s,opacity 1s;
}
.top_nav:nth-of-type(1){
  top:20px;
  left:0;
} 
.top_nav>li{
 list-style: none;
}
.top_left_input:hover .top_nav{
height: 160px;
opacity: 1;
}
.top_nav>li:hover{
  text-decoration: underline;
  color: #a01f23;
  }
/* --------- */

/* ---头部导航栏中间----- */
.top_center {
  height: 91px;
  width: 161px;
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  margin: auto;
  background: url("../img/top/toplogo2.png") 2px center / 100% no-repeat;
  cursor: pointer;
}

.top_center > a {
  height: 100%;
  width: 100%;
}
/* --------- */

/* ---头部导航栏右边----- */
.top_right {
  width: 460px;
  height: 20px;
  position: absolute;
  top: 0;
  bottom: 0;
  margin: auto 0;
  right: 0;
  line-height: 20px;
}

.top_right_nav {
  font-size: 12px;
  margin-right: 20px;
  color: rgb(124, 123, 123);
}

.hs {
  color: rgb(239, 72, 13);
  margin-left: 25px;
  font-size: 12px;
}

/* --------- */

/* ---导航栏----- */
.nav {
  width: 100%;
  height: 44px;
  background: rgb(240, 240, 240);
  border-bottom: 1px solid rgb(255, 255, 255);
}
.nav_box {
  width: 970px;
  height: 100%;
  margin: 0 auto;
}
.nav_list {
  height: 100%;
  width: 780px;
  display: flex;
  justify-content: center;
  align-items: center;
  float: left;
}

.nav_list > a {
  line-height: 19px;
  font-size: 14px;
  height: 19px;
  color: #7c7b7b;
  padding: 0px 26px;
  border-right: 1px solid #7c7b7b;
}
.nav_list .no_line {
  border: none;
}
.nav_list > a:link,
a:visited {
  cursor: pointer;
}
.nav_list > a:hover {
  text-decoration: underline;
  color: #a01f23;
}

.nav_right {
  width: 182px;
  height: 44px;
  float: left;
}
.nav_right .txt {
  padding: 2px 4px 2px 4px;
  border: 1px solid #747474;
  outline-style: none;
  border-right: 0px;
  border-left: 0px;
  border-top: 0px;
  font-size: 14px;
  width: 125px;
  height: 25px;
  line-height: 25px;
  color: #000;
  vertical-align: middle;
  margin: 0px;
  border-right: 0px;
  background: none;
  float: left;
}
.nav_right .big {
  display: block;
  outline-style: none;
  width: 42px;
  height: 38px;
  cursor: pointer;
  background: url(../img/top/toplogo.png) no-repeat -20px -55px;
  /*  vertical-align: middle; */
  color: #797979;
  margin: 0px;
  padding: 0px;
  border: 0px;
  cursor: pointer;
  float: left;
}
/* ---导航栏----- */